Home / 4,735.06-7,107.60-2,656.80

Finding the Fourth Proportional to 4,735.06, 7,107.60 and 2,656.80

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Solution

The fourth proportional to 4,735.06, 7,107.60 and 2,656.80 is: 3,988.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,735.06 : 7,107.60 = 2,656.80 : x
  2. Step 2: Convert to fraction form
    4,735.06/7,107.60 = 2,656.80/x
  3. Step 3: Cross multiply
    4,735.06x = 7,107.60 × 2,656.80
  4. Step 4: Simplify right side
    4,735.06x = 18,883,471.68
  5. Step 5: Solve for x
    x = 18,883,471.68/4,735.06
  6. Step 6: Final answer
    x = 3,988.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.